Advisory Systems Engineer - DV Cleared

PreSales Collective; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

Arista Networks in London seeks an Advisory Systems Engineer to sell Arista products in large Public Sector Accounts as a trusted technical advisor. You’ll guide customers on operational optimization, automation maturity, and value realization, linking technical health to revenue outcomes.

As part of the Sales Engineering team, you’ll work with top field engineers, report to the Regional Engineering Manager, and help customers achieve post‑sale success through strategic workshops and ongoing

Qualifications

• 10+ years of customer-facing technical experience in networking.
• Active DV clearance.
• Expertise in L2/L3 routing (OSPF, BGP, EVPN, VXLAN) and automation ecosystems.
• Strong consultative and business acumen with revenue impact.
• Excellent communication and advisory skills.
• ACE certification (or willingness to obtain within 90 days).
• Experience in data center, cloud, campus or routing environments.

Responsibilities

• Serve as the primary advisory contact for customers' Operations teams.
• Position Arista products in DC, Campus, Routing, AI, CV to expand footprint.
• Provide technical assistance on opportunities including PoC testing.
• Ensure customers perform operational health checks and automation maturity assessments.
• Deliver strategic technical workshops (automation, CI/CD, CloudVision).
• Coordinate with SEs and PS teams for end-to-end lifecycle.
• Drive Day 2 lifecycle adoption and link technical health to revenue outcomes.

Skills

Networking

Automation

Python

Ansible

Terraform

CloudVision

ACE certification

Tools

EOS

CloudVision

Ansible

Terraform

Python

Job description

Company Description

Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. What sets us apart is our relentless pursuit of innovation. We leverage the latest advancements in cloud computing, artificial intelligence, and software-defined networking to provide our clients with a competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future challenges.

Company Description

Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. What sets us apart is our relentless pursuit of innovation. We leverage the latest advancements in cloud computing, artificial intelligence, and software-defined networking to provide our clients with a competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future challenges.

At Arista we value the diversity of thought and perspectives that each employee brings to the table. We believe that fostering an inclusive environment, where individuals from various backgrounds and experiences feel welcome, is essential for driving creativity and innovation.

Our commitment to excellence has earned us several prestigious awards, such as Best Engineering Team, Best Company for Diversity, Compensation, and Work-Life Balance. At Arista, we take pride in our track record of success and strive to maintain the highest standards of quality and performance in everything we do.

Job Description

Who You’ll Work With

When you join Arista as part of the Sales Engineering team, you're not just stepping into a role; you're becoming part of a team of industry experts and technical leaders. Typically reporting to the Regional Engineering Manager, you'll be working alongside some of the most skilled field engineers in the industry. Our team prides itself on not just understanding the technology but also the business impact and aligning our solutions with the larger goals of our clients. Join a global team redefining the role of services in post-sales success. Work directly with the world’s most innovative network operators. Be at the forefront of software-driven networking and automation.

What You’ll Do

As an Advisory Systems Engineer (ASE), you are positioned to sell Arista products in established large Public Sector Accounts in an advisory capacity. Additionally you are a strategic technical advisor and customer success catalyst for these accounts. You drive Arista’s Day 2 lifecycle adoption by guiding customers on operational optimization, automation maturity, and business value realization from their Arista investments. You are not the implementer, but a trusted advisor linking technical health to revenue outcomes.

Your accounts remain stable — you build deep, long-term relationships — and are credited in SFDC for revenue influence.

Responsibilities

• Customer Advisory (Primary)
• Proactively reach out to the customer to position Arista products in DC, Campus, Routing, AI, CV etc in order to expand account footprint.
• Provide Technical assistance on new opportunities including Proof of Concept testing at Arista and in customer's labs
• Ensure the customer is performing operational health checks, compliance reviews, and automation maturity assessments.
• Automation & Optimization
• Assist in deploying and integrating CloudVision, APIs, and automation toolsets.
• Support customers in implementing workflows for monitoring, telemetry, and provisioning.
• Identify opportunities for continuous improvement in customer environments using Arista's open, programmable platforms.
• Technical Knowledge Leadership
• Ensure the customer is deploying a Modern Operating model and they are reducing their TCO for running their infrastructure.
• Deliver strategic and advanced technical workshops (automation, CI/CD, CloudVision, AVD).
• Identify training needs, and provide guidance on training, certification, and skill uplift of customer teams.
• Produce business-oriented documentation: success runbooks, solution blueprints. adoption roadmaps, and optimization reports.
• Escalation & Collaboration
• Primary account team contact for Customer's Operations team supporting QBRs (quarterly business review), QoRs and feedback loops
• Act as a technical liaison between customers, Arista TAC, and engineering, but focus on proactive solutions.
• Coordinate with SEs (strategy/pre-sales) and PS (execution) teams to ensure end-to-end customer lifecycle coverage.
• Evangelize Arista PS and match customer requirements to PS deliverables

Key Success Metrics

• Direct contribution to the sales pipeline, e.g. upselling, expanding support (tracked via SFDC association)
• Increased adoption of Arista technologies (Day 2 feature usage)
• Time-to-deployment and feature portfolio adoption
• Customer satisfaction (CSAT/NPS)
• Documented value realization (ROI/TCO improvements, automation gains)

Qualifications

• 10+ years of experience in customer-facing technical roles (network consulting, customer success, solution architecture etc.)
• Posses an active Developed Vetting (DV) clearance.
• Expertise in L2/L3 networking, routing (OSPF, BGP, EVPN, VXLAN) and automation ecosystems (EOS, CloudVision, Ansible, Terraform, Python)
• Strong consultative and business acumen; experience linking technical outcomes to revenue growth
• Excellent communication, stakeholder management, and advisory skills
• Arista ACE certification (or willingness to obtain within the first 90 days).
• Background in customer facing consultative roles including professional services or customer success engineering preferred.
• Knowledge and understanding of data center, cloud, campus or routing environments.